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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control >> Cruise Control System >> Cruise Main Indicator Light Circuit >> Inspection Procedure

Inspection Procedure

  1. PERFORM ACTIVE TEST BY INTELLIGENT TESTER 
    1. Connect the intelligent tester to the DLC3.
    2. Check the CRUISE main indicator light by using ACTIVE TEST.

    METER: 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Display Test Part Control Range Diagnostic Note
    CRUISE INDIC CRUISE indicator light Indicator light is ON / OFF -

    OK: Indicator light comes on / goes off. 

    NG: REPLACE COMBINATION METER ASSY 

    OK: Go to next step 

  2. READ VALUE OF INTELLIGENT TESTER 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the ignition switch on, and turn the intelligent tester main switch on.
    3. Check the DATA LIST for proper functioning of the CRUISE main indicator light.

    CCS: 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Display Measurement Item/Range Normal Condition Diagnostic Note
    CCS INDICATOR M Cruise indicator signal (Main CPU) / ON or OFF ON: "CCS READY" ON
    OFF: "CCS READY" OFF    		 -

    OK: When cruise control main switch operation is performed, the result will be same as above. 

    NG: REPLACE HYBRID VEHICLE CONTROL ECU 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

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